Home / 6,891,775.74-9,490,139.28-6,738,844.29

Finding the Fourth Proportional to 6,891,775.74, 9,490,139.28 and 6,738,844.29

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Solution

The fourth proportional to 6,891,775.74, 9,490,139.28 and 6,738,844.29 is: 9,279,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891,775.74 : 9,490,139.28 = 6,738,844.29 : x
  2. Step 2: Convert to fraction form
    6,891,775.74/9,490,139.28 = 6,738,844.29/x
  3. Step 3: Cross multiply
    6,891,775.74x = 9,490,139.28 × 6,738,844.29
  4. Step 4: Simplify right side
    6,891,775.74x = 63,952,570,898,332.71
  5. Step 5: Solve for x
    x = 63,952,570,898,332.71/6,891,775.74
  6. Step 6: Final answer
    x = 9,279,549.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.